package com.qf.shiro.utils;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

//手动添加bean到ioc容器
@Component
public class ApplicationContextUtils implements ApplicationContextAware {

    private static ApplicationContext ctx ;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        ctx = applicationContext;
    }

    public static Object getBean(String beanname){
        return ctx.getBean(beanname);
    }

    //重载 根据类型转换ioc
    public static <T> T getBean(Class<T> tClass){
        return ctx.getBean(tClass);
    }

}
